#include<stdio.h>
#include<mymath.h>
#include<mystdio.h>
#include<string.h>


int main()
{
    int a = 10;
    int b = 20;
    printf("%d + %d = %d\n",a,b,add(a,b));
    
    MyFile* pf = my_fopen("log.txt","w");
    const char* message = "这是我的文件\n";
    MyFwrite(pf,message,strlen(message));
    My_fclose(pf);
    return 0;
}

